MNN/tools/train/source/optimizer/ParameterOptimizer.cpp

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2019-12-27 22:16:57 +08:00
//
// ParameterOptimizer.cpp
// MNN
//
// Created by MNN on 2019/11/22.
// Copyright © 2018, Alibaba Group Holding Limited
//
#include "ParameterOptimizer.hpp"
namespace MNN {
namespace Train {
bool ParameterOptimizer::step(Express::VARP loss) {
auto res = this->onGetNextParameter(loss);
for (auto iter : res) {
iter.second.fix(Express::VARP::CONST);
}
for (auto iter : res) {
Express::Variable::replace(iter.first, iter.second);
}
return !res.empty();
}
} // namespace Train
} // namespace MNN